8368260642 has 48 divisors (see below), whose sum is σ = 21940319232. Its totient is φ = 2250288000.

The previous prime is 8368260631. The next prime is 8368260643. The reversal of 8368260642 is 2460628638.

8368260642 is a `hidden beast` number, since 8 + 36 + 8 + 2 + 606 + 4 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (8368260643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1951234 + ... + 1955517.

It is an arithmetic number, because the mean of its divisors is an integer number (457089984).

Almost surely, 2^8368260642 is an apocalyptic number.

8368260642 is an abundant number, since it is smaller than the sum of its proper divisors (13572058590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8368260642 is a wasteful number, since it uses less digits than its factorization.

8368260642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3906783 (or 3906780 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The square root of 8368260642 is about 91478.1976320041. The cubic root of 8368260642 is about 2030.2291831163.

The spelling of 8368260642 in words is "eight billion, three hundred sixty-eight million, two hundred sixty thousand, six hundred forty-two".